The purpose of this study was to evaluate the efficacy of 1 capsules (300 mg per capsule) of Nutrarex Probiotic Capsules per day in regulating gut health and blood lipid in adults by clinical trial.

This experiment is carried out in a controlled manner. Before the subjects enter the research experiment, they need to follow their original lifestyle. The habits of maintaining a constant body weight for more than 2 weeks before the test, such as calorie balance in the diet and the amount of activity. Then enter the test to carry out the evaluation test of probiotics to the end. 50 subjects were randomized, 25 to placebo and 25 to probiotics. The subjects took one capsules of Nutrarex probiotics daily, a total of 300 mg. Continue to take it for 4 weeks, and perform blood routine tests. Body composition detection, waist and hip circumference measurement, related index analysis and 24-hour dietary questionnaires, gut health questionnaires and stool samples were collected and analyzed for 4 weeks before and after treatment.

Inclusion Criteria:

• male or female participants
• aged 20-65 years old
• body mass index in 25-27 kg/m2 or body fat > 25% for men and > 30% for women

Exclusion Criteria:

• cancer, chronic heart disease, use drugs which pharmacological effects may affect immunity having systemic infections
• using probiotics.